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Spring is a framework, which provides bunch of classes, by using this we don't need to write boiler plate logic in our code, so Spring provides an abstract layer on J2ee. For Example in Simple JDBC Application programmer is responsible for Loading the driver class Creating the connection Cre...

Three basic tools. nginx - free, open-source, high-performance HTTP server and reverse proxy, with high performance; gunicorn - 'Green Unicorn' is a Python WSGI HTTP Server for UNIX (needed to manage your server); supervisor - a client/server system that allows its users to monitor and control ...

This example implements a custom binding that toggles visibility (similar to the existing visible binding), but will utilize jQuery's fading API to animate the transition from visible to invisible. Custom binding definition: //Add a custom binding called "fadeVisible" by adding it as a p...

DISPLAY "An error occurred with " tracked-resource UPON SYSERR DISPLAY A, B, C UPON CONSOLE DISPLAY group-data UPON user-device ON EXCEPTION WRITE device-exception-notice NOT ON EXCEPTION WRITE device-usage-log END-DISPLAY UPON CONSOLE is a default, ra...

Create a script to start celery worker. Insert your script within your app. For example: stack/bin/celery_worker_start #!/bin/bash NAME="StackOverflow Project - celery_worker_start" PROJECT_DIR=/home/stackoverflow/apps/proj/proj/ ENV_DIR=/home/stackoverflow/apps/proj/env/...

Objects that are not built-in To print the source code of a Python object use inspect. Note that this won't work for built-in objects nor for objects defined interactively. For these you will need other methods explained later. Here's how to print the source code of the method randint from the ran...

Odoo (formerly known as OpenERP and before that, TinyERP) is a suite of open core enterprise management applications. Targeting companies of all sizes, the application suite covers all business needs, from Website/Ecommerce down to manufacturing, inventory and accounting, all seamlessly integrated. ...

public class RedisPublisher extends RouteBuilder { public static final String CAMEL_REDIS_CHANNEL = "CamelRedis.Channel"; public static final String CAMEL_REDIS_MESSAGE = "CamelRedis.Message"; @Value("${redis.host}") private String redisHost; ...

public class RedisSubscriber extends RouteBuilder { @Value("${redis.host}") private String redisHost; @Value("${redis.port}") private int redisPort; @Value("${redis.channel.mychannel}") private String redisChannel; private Object b...

<bean id="managedCamel" class="com.pubSub.example.ManagedCamel" > <constructor-arg name="routes"> <list> <ref bean="redisPublisher"/> </list> </constructor-arg> </bean> <...

Checking the Existence of Keys Sometimes you may need to check if a key already exists and proceed accordingly. To do so you can use exists() function as shown below: client.exists('key', function(err, reply) { if (reply === 1) { console.log('exists'); } else { cons...

Consider a base class Vehicle and its derived class Car as follows: #import <Foundation/Foundation.h> @interface Vehicle : NSObject { NSString *vehicleName; NSInteger vehicleModelNo; } - (id)initWithName:(NSString *)name andModel:(NSInteger)modelno; - (void)print; @end ...

Decision boundary when we classify using logistic regression- Decision boundary when we classify using SVM- As it can be observed, SVM tries to maintain a 'gap' on either side of the decision boundary. This proves helpful when we encounter new data. With new data- Logistic regression perform...

Format and Usage: echo %cd% %cd% is a system variable that contains the current directory path

To Convert you date in dd/MM/yyyy format into milliseconds you call this function with data as String public long getMilliFromDate(String dateFormat) { Date date = new Date(); SimpleDateFormat formatter = new SimpleDateFormat("dd/MM/yyyy"); try { date = formatter.p...

If the response has already been created and set on the response object outside the regular rendering process (e.g., in an observer), the 'no-renderLayout' flag can be set on the action controller using Mage::app()->getFrontController()->getAction()->setFlag('','no-renderLayout'); ...

In the manifest we have fours dangerous runtime permissions from two groups. <!-- Required to read and write to shredPref file. --> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/> <uses-permission android:name="android.permission.READ_EXTE...

In this context, using the this pointer isn't entirely necessary, but it will make your code clearer to the reader, by indicating that a given function or variable is a member of the class. An example in this situation: // Example for this pointer #include <iostream> #include <string>...

This is an actual useful strategy to differentiate member data from parameters... Lets take this example : // Dog Class Example #include <iostream> #include <string> using std::cout; using std::endl; /* * @class Dog * @member name * Dog's name * @function bark * ...

I common problem encounter when scrapping a web is how to enter a userid and password to log into a web site. In this example which I created to track my answers posted here to stack overflow. The overall flow is to login, go to a web page collect information, add it a dataframe and then move to t...